2552661333 has 12 divisors (see below), whose sum is σ = 3904070508. Its totient is φ = 1601669760.

The previous prime is 2552661323. The next prime is 2552661439. The reversal of 2552661333 is 3331662552.

2552661333 is a `hidden beast` number, since 2 + 5 + 5 + 2 + 6 + 613 + 33 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1747407204 + 805254129 = 41802^2 + 28377^2 .

It is not a de Polignac number, because 2552661333 - 2⁴ = 2552661317 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2552661323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8341878 + ... + 8342183.

It is an arithmetic number, because the mean of its divisors is an integer number (325339209).

Almost surely, 2^2552661333 is an apocalyptic number.

It is an amenable number.

2552661333 is a deficient number, since it is larger than the sum of its proper divisors (1351409175).

2552661333 is a wasteful number, since it uses less digits than its factorization.

2552661333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16684084 (or 16684081 counting only the distinct ones).

The product of its digits is 97200, while the sum is 36.

The square root of 2552661333 is about 50523.8689433024. The cubic root of 2552661333 is about 1366.6723245916.

The spelling of 2552661333 in words is "two billion, five hundred fifty-two million, six hundred sixty-one thousand, three hundred thirty-three".